Used concrete transformed into new bricks while trapping CO2

ScienceDaily
Aug 7, 2024, 12:28 pm117 pts
Researchers have turned concrete from a demolished school building and carbon dioxide (CO2) from the air into new blocks strong enough to build a house with. The process involved grinding the old concrete into powder, reacting it with CO2 from the air, pressurizing it in layers in a mold and finally heating it…

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